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4-way Splitter-Combiner
The Spectrum-Analyser screen shows a frequency of 144.370 MHz were the marker is at that moment
post 17 Sep 2024
Antenna Duplex duplexer Links →
Six-Meter Heliax Duplexer/Repeater Project
Consists of discarded pieces of 1-5/8" Andrews Heliax that are cut to resonate at quarter wavelength of the notch frequency
The duplexer
This is a very nice project, especially for those Icom 706 that have an HF / 6m antenna connector as well as a VHF UHF connector
Duplexer per la banda 144/430 MHz
Lo stadio VHF e' un filtro di Chebishev Passa Basso a 5 elementi con un'attenuazione di circa 50dB/ottava al di fuori della banda passante
33 MHz diplexer
Ahead of the IF amplifier on the 2nd mixer's IF output is a circuit called a diplexer
Make yourself a Diplexer
Here's a simple way to do it automatically, with very low loss, and so you can transmit, listen or scan at will
50
Consists of discarded pieces of 1-5/8" Andrews Heliax that are cut to resonate at quarter wavelength of the notch frequency
This is a very nice project, especially for those Icom 706 that have an HF / 6m antenna connector as well as a VHF UHF connector
Lo stadio VHF e' un filtro di Chebishev Passa Basso a 5 elementi con un'attenuazione di circa 50dB/ottava al di fuori della banda passante
Ahead of the IF amplifier on the 2nd mixer's IF output is a circuit called a diplexer
Here's a simple way to do it automatically, with very low loss, and so you can transmit, listen or scan at will
PSION Greyline Clock PSION Greyline Clock v. 1.0 is a UTC/Local clock showing sunlight/darkness area on the world map
Radioassistance Radioassistance E Kenwood Dealer, vendita ricetrasmittenti, antenne, parti di ricambio, elettronica
SunCalc SunCalc - sunrise, sunset, shadow length, solar eclipse, sun position, sun phase, sun height, sun calculator, sun movement, map, sunlight phases, elevation, Photovoltaic